This is a discussion on I have multi checkbox in my form... within the PHP Programming forums, part of the Web Development category; I have multi checkbox in my form.,then how i validate in any one checkbox is filled,otherwise,display errormessage. ...
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| hi, <script language="JavaScript" type="text/javascript"> <!-- var cbAry=new Array('tom','fred'); var cbNameAry=new Array('X','X'); var ips,OK; function InitCkBx() { ips=document.getElementsByTagName('INPUT'); for (i=0;i<ips.length;i++) { if (ips[i].type=='checkbox') { for (i1=0;i1<cbAry.length;i1++) { if (ips[i].name.match(cbAry[i1])) { if (cbNameAry[i1]=='X') { cbNameAry[i1]=new Array(); } cbNameAry[i1][cbNameAry[i1].length]=ips[i]; } } } } } function CkBxCheck() { for (i=0;i<cbNameAry.length;i++) { OK=0; for (i1=0;i1<cbNameAry[i].length;i1++) { if (cbNameAry[i][i1].checked) { OK=1 } } if (!OK) { alert('None Checked in Group '+cbAry[i]); } } } //--> </script></head> <body onload="InitCkBx()" > <br> Group fred<br> <input type="checkbox" name="fred1"> <input type="checkbox" name="fred2"> <input type="checkbox" name="fred3"> <input type="checkbox" name="fred4"> <br> Group tom<br> <input type="checkbox" name="tom1"> <input type="checkbox" name="tom2"> <input type="checkbox" name="tom3"> <input type="checkbox" name="tom4"> <br> <input type="button" name="" value="Check" onclick="javascript:CkBxCheck();" ><br> </body> Last edited by senraj : 10-24-2007 at 11:18 PM. |
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